<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF‐8">
    <title>login</title>
</head>
<body>
<form action="/login" method="post">
    <table>
        <tr>
            <td>username</td>
            <td><input name="username"> </td>
        </tr>
        <tr>
            <td>password</td>
            <td><input type="password" name="password"> </td>
        </tr>
    </table>
    <button>login</button>
</form>
</body>
</html>